Mounting substrate for semiconductors



FIG. 1 is a top perspective view of a mounting substrate for semi-conductors showing our new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a rear elevational view thereof; and

FIG. 6 is a front elevational view thereof. 

The ornamental design for a mounting substrate for semi-conductors, as shown. 